If you want to install Oracle SQL Developer on your Windows computer for free, check if you meet the requirements and then go through the instructions mentioned here.

The query must begin with the "select" keyword and end with a ";" : prompt for an SQL command/query to execute. : treat the identifier under the cursor as a table name, and do a 'describe' on it. : ...

Read: How to create SQL Stored Procedures via SQL Server 5] Use Oracle 11g Finally, we can start using Oracle. Since this guide is written by a DBA, we will straightaway head to the SQL Workshop ...